{"podcast":{"title":"LessWrong (Curated & Popular)","slug":"lesswrong-curated-popular-5643401","podcast_index_feed_id":5643401,"rss_url":"https://rss.buzzsprout.com/2037297.rss","website_url":"https://sites.libsyn.com/421877","image_url":"https://storage.buzzsprout.com/xq8g0aka74ttwoa9xkxlmy5fn9oa?.jpg","author":"LessWrong","episode_count":1002,"summary":"Audio narrations of LessWrong posts. Includes all curated posts and all posts with 125+ karma. If you'd like more, subscribe to the “Lesswrong (30+ karma)” feed.","last_synced_at":"2026-09-28T08:23:50.844993+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401"},"episode":{"title":"\"Cooperation with AIs seems to be a low-hanging fruit for better evals\" by Clément Dumas","slug":"cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-cl-ment-dumas","published_at":"2026-09-17T08:45:21+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-cl-ment-dumas","show_page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401","url":"https://www.buzzsprout.com/2037297/episodes/19820833-cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-clement-dumas.mp3","audio_url":"https://www.buzzsprout.com/2037297/episodes/19820833-cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-clement-dumas.mp3","summary":"Summary In his post, Dean Valentine shows that Claude Fable 5.1 and GPT-6 Astra reward hack in a simple chess environment. Here, I test several prompt ablations some of which makes the eval setup more cooperative and analyze how they affect these reward-hacking behaviors: When given a minimal “end the eval” tool, Fable never uses it but stops reward hacking entirely. I think this is quite interesting and suggests that more cooperative approaches to LLM evals could work for Claude. R...","meta_description":"Summary In his post, Dean Valentine shows that Claude Fable 5.1 and GPT-6 Astra reward hack in a simple chess environment. Here, I test several prompt abl…","key_points":[],"chapters":[],"topics":[],"duration_seconds":928,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/lesswrong-curated-popular-5643401/episodes/cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-cl-ment-dumas/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/cooperation-with-ais-seems-to-be-a-low-hanging-fruit-for-better-evals-by-cl-ment-dumas.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}